Garden sauna cabins are the pinnacle of outdoor wellness and architectural elegance. At Finnmark, our outdoor sauna cabins are meticulously handcrafted using premium materials like thermo-treated wood, blending timeless Nordic sauna heritage with contemporary garden room design. Each model offers a refined sanctuary – engineered for comfort, durability, and the ultimate sauna experience in your private outdoor space.
The Finest Outdoor Sauna Cabins in the UK
Two finishes. One standard of excellence.
Each model in our garden sauna cabins collection is available in two distinct tones: the sun-warmed richness of natural Thermo Pine, or the bold, modern elegance of matte black. See what sets each sauna model apart.
A Closer Look at Our Signature Sauna Models
Each of our external sauna cabins reflects a unique expression of luxury living – tailored for those who value craftsmanship, space, and the timeless rituals of Nordic sauna culture. Compare dimensions, materials, and design details to discover the perfect retreat for your home.

EMBA® Sauna
The EMBA® transforms compact outdoor spaces into thoughtfully designed wellness pods. Crafted from Thermo Pine CLT for enhanced insulation and structural integrity, this 2-person sauna cabin is finished with Thermo Aspen or Thermo Alder interiors and soft LED lighting behind the benches to set a serene ambience. Choose between the HUUM Drop 6 kW electric heater for elegant, soft steam or the classic Narvi NC 6 kW for a traditional Finnish heat profile. EMBA delivers a deeply authentic sauna experience within a sleek, space-efficient design
L: 1510 mm x W: 1430 mm x H: 2310 mm
Starting from £12,995

IGNIS® Sauna
The IGNIS® outdoor sauna cabin artfully integrates form and function in a refined 3-4 person design. Its rectangular silhouette features two-tiered Thermo Aspen/Thermo Alder benches that foster layered heat immersion, and even offer under-bench storage. An extended roofline frames the entrance and accommodates towel hangers, while generous glazing and warm-white LED lighting create a soothing atmosphere. With an optional HUUM HIVE Mini 9 kW electric heater, IGNIS delivers a refined Nordic sauna experience in your garden or terrace.
L: 2010 mm x W: 2740 mm x H: 2412 mm
Starting from £19,995

URSA® Sauna
The URSA® stands as a masterpiece in external sauna cabins. Its tinted full-glass façade and door flood the space with natural light and frame uninterrupted garden views. Inside, two-tier benches finished in knot-free Thermo Aspen or Thermo Alder are softly illuminated by integrated LED backlighting – creating a calming, lounge-like atmosphere. Choose between the powerful HUUM HIVE Mini 10.5 kW electric heater or the optional wood-fired Hive Flow Mini, each offering a deeply immersive sauna experience for 3-4 people.
L: 2700 mm x W: 2010 mm x H: 2466 mm
Starting from £18,995

EDEN® Sauna
Eden® is the ultimate fusion of light, comfort, and communal design. Its floor-to-ceiling glass door and side window welcome nature in, illuminating the spacious L‑shaped bench system designed for 5-6 bathers. Choose between the HUUM HIVE Mini 10.5 kW electric heater or the wood-fired Hive Heat for a wellness experience tailored to your ritual. An elegantly cantilevered roof and refined timber details complete this beautifully balanced outdoor sauna cabin – crafted for relaxation at its most considered
L: 2200 mm x W: 2200 mm x H: 2429 mm (excl. terrace dimensions)
Starting from £20,995

AIRA® Sauna
AIRA® is an architectural jewel among garden sauna cabins, offering a striking combination of minimalist form and modular sophistication. Designed to seat 4-6 people on opposing Thermo Aspen or Thermo Alder benches, it fosters conversation and connection in a refined, open layout. Choose between the HUUM Drop or Narvi 9 kW electric heater, both controlled via the intuitive UKU Wi‑Fi glass panel. With its CLT structure, pre-installed LED backrest lighting, and discreet hardware, AIRA creates a warm, elegant environment for shared wellness and contemporary outdoor living.
L: 2010 mm x W: 2740 mm x H: 2968 mm
Starting from £21,995
We would love to hear from you.
If you'd like to talk about your sauna plans, or simply want some free help and advice, send us a message below or call us on+44 (0)20 8050 2895
Frequently Asked Questions